建筑电气设计说明书

学生课程设计课题名称建筑电气课程设计姓名学号院系专业指导教师2011年12月29日※※※※※※※※※※※※※※※※※※※※※※※※2011届学生课程设计材料湖南城市学院本科课程设计诚信声明本人郑重声明：所呈交的本课程设计，是本人在指导老师的指导下，独立进行研究工作所取得的成果，成果不存在知识产权争议，除文中已经注明引用的内容外，本设计不含任何其他个人或集体已经发表或撰写过的作品成果。对本文的研究做出重要贡献的个人和集体均已在文中以明确方式标明。本人完全意识到本声明的法律结果由本人承担。本课程设计作者签名：二○一一年十二月二十七日I益阳市某商业住宅楼的电气设计摘要：本设计是对益阳市某商业住宅楼的建筑电气的设计。总建筑面积5060.52m2，共三单元，分六层，建筑类别二类，屋面防水等级二级，建筑防火等级二级。本设计主要包括灯具、开关、插座的布置，系统图的连接，回路的编号，配电箱的布置等。本次设计主要是设计住宅楼的照明系统跟防雷系统，要求我们按照国家标，遵守设计规范。满足用户需要，安全可靠，经济实用。要求我们根据所给的原始资料，合理计算选择优先方案；根据选择优先方案情况，合理选择与布置灯具、开关、插座、导线和配电箱等。绘制电气照明平面图、配电系统图和屋顶防雷平面图。并且要求我们进行一定的额符合计算等，根据规范要求确定各个装置的型号。防雷接地的设计包括建筑物防雷等级的确定、避雷措施、避雷网的敷设、引线位置等。关键词：照明、配电系统、防雷接地IIADesignofElctricalbuildingforaResidentialinYiyang(HunanCityUniversityBuildingEnvironmentandEquipmentEngineeringstudentof2011session)Abstract:Thisdesignisacommercialbuildingconstructionyiyangelectricaldesign.Thetotalconstructionareaof5060.52m2,atotalofthreeunits,sixfloors,buildingcategorytype,waterproofingroofgradelevel2,buildingfiregradelevel2.Thisdesignincludeslamps,switch,socketdecorate,thesystemgraphconnection,loopofNumbers,thelayoutofdistributionbox,etc.Thisdesignismainlyresidentialbuildingdesignoflightingsystemwithlightningprotectionsystem,accordingtothenationalstandardrequiresus,complywiththedesignstandard.Tomeetuserneeds,safeandreliable,economicandpractical.Werequestaccordingtotheoriginalmaterial,thereasonablecomputationselectpriorityscheme;Accordingtopriorityschemeselection,reasonableselectionandarrangementofthelamps,switches,sockets,wiresanddistributionboxandsoon.Drawingelectricallightingdistributionsystemplan,figureandrooflightningprotectionplan.Andwemustdemandtheforeheadofaccordwithcalculation,accordingtothecodeforeachdevicetodeterminethemodel.Thelightningproofgroundingdesignincludingbuildinglightningproofleveldetermination,andlightningstrikesmeasures,thelaying,avoidnetsleadposition,etc.Keywords:Lighting,powerdistributionsystem,lightningproofgroundingIII目录第1章绪论..................................................................................................................11.1设计题目...................................................................................................11.2工程概况...................................................................................................11.2设计任务...................................................................................................11.3设计依据...................................................................................................1第2章方案论证..........................................................................................................22.1照明系统方案论证...................................................................................22.2防雷系统方案论证...................................................................................2第3章照明系统..........................................................................................................43.1照度计算....................................................................................................5库房照度计算............................................................................................5住宅照度计算............................................................................................93.2照明平面图的布置..................................................................................133.3设备选择.................................................................................................13第4章负荷等级及负荷计算.....................................................................................144.1负荷等级...................................................................................................144.2供电电源...................................................................................................154.3用电负荷计算书.......................................................................................17第5章导线的选择及开关插座的具体安装.............................................................235.1电源、电缆进户方式..............................................................................235.2线路的计算电流.......................................................................................245.3导线和电缆类型的选择...........................................................................255.4导线的选择...............................................................................................265.5电缆的选择..............................................................................................275.6绝缘保护层的选择...................................................................................275.7中性线、保护线截面积的选择...............................................................275.8本工程导线、电缆的选择.......................................................................285.9灯具安装高度...........................................................................................30IV5.10断路器型号及安装高度.........................................................................30第6章防雷接地系统................................................................................................314.1建筑防雷等级确定....................................................